Sonchus tenerrimus

Primary tabs

http://media.bgbm.org/erez/erez?src=EditWP6/photos/Sonchus_tenerrimus_A_01.jpg

Distribution

Africa: Algerianative (AlgerianativeA); Azoresnative (AçôresnativeB,C,D,E); Canary Is.native (Canary Is.nativeC); Egyptnative (EgyptnativeF,G); Ethiopianative (EthiopianativeH); Libyanative (LibyanativeI,J,K); Madeiraintroduced: naturalized (Madeiraintroduced: naturalizedC,L); MorocconativeM,N,O,P,Q,R; Selvagensnative (SelvagensnativeC); St.Helenanative (St.HelenanativeH); Sudannative (SudannativeH,S); Tunisianative (TunisianativeT,U) Asia-Temperate: Cyprusnative (CyprusnativeV,W,X); East Aegean Is.native (East Aegean Is.nativeAA,Y,Z); Gulf Statesintroduced (QatarintroducedAB); Irannative (IrannativeAC,AD,H); Iraqnative (IraqnativeH); Lebanon-Syrianative (LebanonnativeAE,AF,V, SyrianativeAE,AF,V); Palestinenative (IsraelnativeAF,AG,AH,V, JordannativeAH,AI,AJ); Saudi Arabianative: doubtfully native (Saudi Arabianative: doubtfully nativeAK); Turkeynative (TurkeynativeAL,Y) Asia-Tropical: Pakistannative (PakistannativeAM,H) Australasia: South Australiaintroduced (South AustraliaintroducedAN,AO); Victoriaintroduced (VictoriaintroducedAN); Western Australiaintroduced (Western AustraliaintroducedAN,AO,AP) Europe: Balearesnative (BalearesnativeAQ,AR,AS,AT,AU,AV,AW,AX,AY,AZ,E); Corsenative (CorsenativeBA,BB,BC,BD,BE,BF,E); FrancenativeAR,BB,BD,BG,E; Greecenative (GreecenativeAA,BH,BI,BJ,BK,BL,BM,E,Z); ItalynativeBN,BO,BP,BQ,BR,BS,BT,BU,E; Kritinative (KritinativeAA,BI,BL,BV,E,V,Z); Portugalnative (PortugalnativeAZ,B,BW,BX,BY,E); Romanianative: presence questionable (RomaniaBL,BZ,CA,E); Sardegnanative (SardegnanativeBN,BO,BT,BU,E); Sicilynative (MaltanativeCB, SicilynativeBN,BO,BT,BU); Spainnative (GibraltarnativeCC,CD, SpainnativeAQ,AR,CD,CE,CF,CG,CH,CI,CJ,CK); Switzerlandintroduced (SwitzerlandintroducedCL); Turkey-in-Europenative: presence questionable (Turkey-in-Europenative: presence questionableCM,E); Yugoslavianative (CroatianativeBL,CN) Northern America: Californiaintroduced (CaliforniaintroducedCO,CP,CQ,H); Mexican Pacific Is.introduced (Guadalupe I.introducedCR); Mexico Northwestintroduced (Baja CaliforniaintroducedCQ) Southern America: Argentina Northeastintroduced (Argentina Distrito FederalintroducedCS, Buenos AiresintroducedCS,CT); Chile Centralintroduced (BiobíointroducedCS, CoquimbointroducedCS, La AraucaniaintroducedCS, O'HigginsintroducedCS, SantiagointroducedCS, ValparaísointroducedCS); Chile Northintroduced (AntofagastaintroducedCS, AtacamaintroducedCS, TarapacaintroducedCS); Chile Southintroduced (Los LagosintroducedCS, MagellanesintroducedCS); Juan Fernández Is.introduced (Juan Fernández Is.introducedCS)

Description

Herb, annual, biennial or perennial, 20-100 cm high. Flowering stems sulcate towards apex and angular or terete near the base, often tinged purple to red towards base, sparsely glandular towards apex or glabrous, unbranched or branched, branched already from base. Cauline leaves drying soon. Lower cauline leaves oblong, 5.0-25.0 cm long, 1.0-10.0 cm wide, irregularly pinnatisect, denticulate or entire, petiole-like attenuate, glabrous, glaucous on both surfaces. Middle and upper cauline leaves pinnatisect, sometimes divided into very narrow almost filiform lobes, auriculate with acute, projecting auricles and amplexicaul. Synflorescence corymbiform. Peduncle 1.0-2.0 cm long, often glandular. Involucre at flowering campanulate, 10.0-12.0 mm long, at flowering 6.0-9.0 mm in diameter, at fruiting reflexed, often floccose at base; involucral bracts glabrous or thinly glandular; outer involucral bracts c. 4.0 mm long, 1.5 mm wide; inner involucral bracts up to 12.0 mm long, 1.5 mm wide, obtuse. Corolla ligulate, yellow, thinly woolly towards apex; tube c. 7.0 mm long; ligule c. 4.0 mm long, 0.8 mm wide. Anthertube 1.5 mm long; apical appendages subacute. Style 9.0-10.0 mm long; branches 0.8 mm long. Achenes narrowly obovoid in outline, strongly compressed, c. 3.5 mm long, 0.5-1.2 mm wide, scabridulous, wrinkled transversely, light brown or greenish, with 3 longitudinal ribs on each face. Pappus white, up to 8.0 mm long, remotely scabridulous.

Based on: Boulos, L. 1976: 166. Sonchus L. – Pp. 327-238 in: Tutin, G. & al. (ed.), Flora Europaea 4. – Cambridge; Feinbrun-Dothan, N. 1978: Flora Palaestina 3. – Jerusalem; Meikle, R.D. 1985: Flora auf Cyprus 2. - Kew.

Common names

Arabic (Lebanon): تِفاف واهٍCU,1; Arabic (Saudi Arabia): HawwaCV, KhuwaishCV; Arabic (Syria): تِفاف واهٍCW,1; Basque (Spain): Kardu-berachaAZ; Catalan; Valencian (Spain): AlliscóAZ, LlepsonsAZ, LletsóAZ, Lliscó de paretAZ, PixallitsAZ; Corsican (Corse): TenneroneCX,1; English (Australia): Clammy SowthistleAN,AO,AP; English (Cyprus): Sow ThistleCY; French (Corse): Laiteron délicatCX,1; French (France): Laiteron délicatCZ,1; Hebrew (Israel): מָרוֹר עָדִיןDA,1, מרור עדיןDA,1; Italian (Italy): Grespino sfrangiatoBT,1; Portuguese (Açôres): Serralha-da-praiaDB; Spanish; Castilian (Spain): BorrajasAZ, CerrajaAZ, Cerrajón bordeAZ, CulebreraAZ, LechazínAZ, LechuguillaAZ; Swedish (Sweden): KlippmolkeDC,1; Turkish (Cyprus): SütleğenCY; Turkish (Turkey): KovukAL
1. recommended

Bibliography

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CF. Smythies, B. E., Flora of Spain and the Balearic Islands. Checklist of vascular plants, 1 in Englera 3. 1984 (as Sonchus zollikoferioides)
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